<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<div id="app">
			<h2>{{firstName+' '+lastName}}</h2>
			<h2>{{firstName}} {{lastName}}</h2>
			<h2>{{getFullName()}}</h2>
			<h2>{{fullName}}</h2>
		</div>
		<script src="../js/vue.js"></script>
		<script>
			const app=new Vue({
				el:'#app',
				data:{
					firstName:'Lebron',
					lastName:'James'
				},
				//computed计算属性
				computed:{
					fullName(){
						return this.firstName+' '+this.lastName;
					}
				},
				methods:{
					getFullName(){
						return this.firstName+' '+this.lastName;
					}
				}
			})
		</script>
	</body>
</html>
